Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Liste os estados que têm tempos de entrada de 49 anos, 29 dias.
 ###Tabelas: CREATE TABLE earliest_serving_senators_currently_living (earliest_serving_senators_currently_living_id AUTO_INCREMENT PRIMARY KEY, Rank INT, Senator VARCHAR, Date of birth VARCHAR, Entered Senate VARCHAR, Left Senate VARCHAR, State served VARCHAR, Party VARCHAR, Time since entry VARCHAR) CREATE TABLE quarterback (quarterback_id AUTO_INCREMENT PRIMARY KEY, Player VARCHAR, Comp. INT, Att. INT, Comp% INT, Yards INT, TD's INT, INT's INT) CREATE TABLE epic-m_and_epic-x (epic-m_and_epic-x_id AUTO_INCREMENT PRIMARY KEY, Frame size VARCHAR, Width INT, Height INT, Mpix INT, Aspect Ratio VARCHAR, max. fps INT, max. fps HDRx INT, lowest possible REDCODE at 24 fps VARCHAR, lowest possible REDCODE at max. fps VARCHAR) CREATE TABLE new_zealand (new_zealand_id AUTO_INCREMENT PRIMARY KEY, No. VARCHAR, Player VARCHAR, Date of Birth VARCHAR, Batting Style VARCHAR, Bowling Style VARCHAR, First Class Team VARCHAR) CREATE TABLE 2010_junior_manx_grand_prix_practice_times__&__leaderboard (2010_junior_manx_grand_prix_practice_times__&__leaderboard_id AUTO_INCREMENT PRIMARY KEY, Rank INT, Rider VARCHAR, Sat 21 Aug VARCHAR, Mon 23 Aug VARCHAR, Tues 24 Aug VARCHAR, Wed 25 Aug VARCHAR, Thurs 26 Aug VARCHAR, Fri 27 Aug VARCHAR, Sat 29 Aug VARCHAR)  
SELECT State served FROM earliest_serving_senators_currently_living WHERE Time since entry = 49years, 29days